Change Name of India States

United Provinces  →  Uttar Pradesh  (1950)

Madras   →  Tamil Nadu  (1960)

Mysore  →  Karnataka 

Laccadive , Minicoy & Amindivi  →  Lakshadweep

UTs of Delhi was redesigned as the National Capital Terriyoty of Delhi by the 69th Constitutional  Amendment Act  (1991)

Uttaranchal    →    Uttarakhand  (2006)

Pondicherry     →     Puducherry  (2006)

Orissa    →      Odisha  (2011)
  
Baroda     →     Vadodara  (1971)

Bombay    →    Mumbai (1996)

Cochin    →      Kochi     (1996)

Poona     →       Pune (1977)

Calcutta    →      Kolkata (2001)

Benares     →     Varanasi (1956)